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|
#!/usr/bin/env perl
use strict;
use warnings;
no warnings 'redefine';
use Test::Exception;
use Scalar::Util qw(refaddr);
use lib qw(. t);
BEGIN { require "models.pl"; }
my $verbose = 1;
my @files = map { "data/$_" } qw(about.xrdf foaf.xrdf);
my @models = test_models( @files );
use Test::More;
use_ok( 'RDF::Query' );
use RDF::Query::Node qw(iri);
foreach my $model (@models) {
print "\n#################################\n";
print "### Using model: $model\n";
{
print "# using RDQL language URI\n" if ($verbose);
my $query = new RDF::Query ( <<"END", { lang => 'rdql' } );
SELECT
?person
WHERE
(?person foaf:name "Gregory Todd Williams")
USING
foaf FOR <http://xmlns.com/foaf/0.1/>
END
my @results = $query->execute( $model );
ok( scalar(@results), 'got result' );
}
{
print "# using SPARQL language URI\n" if ($verbose);
my $query = new RDF::Query ( <<"END", undef, 'http://www.w3.org/TR/rdf-sparql-query/', undef );
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
SELECT ?person
WHERE { ?person foaf:name "Gregory Todd Williams" }
END
my @results = $query->execute( $model );
ok( scalar(@results), 'got result' );
}
{
print "# SPARQL query\n" if ($verbose);
my $query = new RDF::Query ( <<"END", undef, undef, 'sparql' );
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
SELECT ?person ?homepage
WHERE {
?person foaf:name "Gregory Todd Williams" .
?person foaf:homepage ?homepage .
FILTER REGEX(str(?homepage), "kasei")
}
END
my @results = $query->execute( $model );
ok( scalar(@results), 'results' );
my $row = $results[0];
my ($p,$h) = @{ $row }{qw(person homepage)};
ok( $p->isa('RDF::Trine::Node'), 'isa_node' );
ok( $h->isa('RDF::Trine::Node::Resource'), 'isa_resource(resource)' );
is( $h->uri_value, 'http://kasei.us/', 'http://kasei.us/' );
}
{
print "# geo:Point with geo:lat\n" if ($verbose);
my $query = new RDF::Query ( <<"END", undef, undef, 'sparql' );
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
PREFIX geo: <http://www.w3.org/2003/01/geo/wgs84_pos#>
SELECT ?name
WHERE {
[ a geo:Point; geo:lat "52.972770"; foaf:name ?name ]
}
END
my ($name) = $query->get( $model );
ok( $name, 'got name' );
is( $name->literal_value, 'Cliffs of Moher, Ireland', 'Cliffs of Moher, Ireland' );
}
{
print "# RDQL query\n" if ($verbose);
my $query = new RDF::Query ( <<"END", undef, undef, 'rdql' );
SELECT
?person
WHERE
(?person foaf:name "Gregory Todd Williams")
USING
foaf FOR <http://xmlns.com/foaf/0.1/>
END
my ($person) = $query->get( $model );
ok( $person->isa('RDF::Trine::Node::Resource'), 'Resource' );
is( $person->uri_value, 'http://kasei.us/about/foaf.xrdf#greg', 'Person uri' );
}
{
print "# Triple with QName subject\n" if ($verbose);
my $query = new RDF::Query ( <<"END", undef, undef, 'rdql' );
SELECT
?name
WHERE
(kasei:greg foaf:name ?name)
USING
kasei FOR <http://kasei.us/about/foaf.xrdf#>
foaf FOR <http://xmlns.com/foaf/0.1/>
END
my ($name) = $query->get( $model );
ok( $name->isa('RDF::Trine::Node::Literal'), 'Literal' );
is( $name->literal_value, 'Gregory Todd Williams', 'Person name' );
}
{
print "# Early triple with multiple unbound variables\n" if ($verbose);
my $query = new RDF::Query ( <<"END", undef, undef, 'rdql' );
SELECT
?person ?name
WHERE
(?person foaf:name ?name)
(?person foaf:homepage <http://kasei.us/>)
USING
foaf FOR <http://xmlns.com/foaf/0.1/>
END
my @results = $query->execute( $model );
ok( $results[0]{person}->isa('RDF::Trine::Node::Resource'), 'Person Resource' );
ok( $results[0]{name}->isa('RDF::Trine::Node::Literal'), 'Name Resource' );
is( $results[0]{person}->uri_value, 'http://kasei.us/about/foaf.xrdf#greg', 'Person uri' );
is( $results[0]{name}->literal_value, 'Gregory Todd Williams', 'Person name' );
like( $results[0]{name}->as_string, qr'Gregory Todd Williams', 'Person name #2' );
}
{
print "# Triple with no variable, present in data\n" if ($verbose);
my $query = new RDF::Query ( <<"END", undef, undef, 'rdql' );
SELECT
?person
WHERE
(?person foaf:name "Gregory Todd Williams")
(<http://kasei.us/about/foaf.xrdf#greg> foaf:homepage <http://kasei.us/>)
USING
foaf FOR <http://xmlns.com/foaf/0.1/>
END
my @results = $query->execute( $model );
ok( $results[0]{person}->isa('RDF::Trine::Node::Resource'), 'Person Resource' );
is( $results[0]{person}->uri_value, 'http://kasei.us/about/foaf.xrdf#greg', 'Person uri' );
}
{
print "# Triple with no variable, not present in data\n" if ($verbose);
my $query = new RDF::Query ( <<"END", undef, undef, 'rdql' );
SELECT
?person
WHERE
(?person foaf:name "Gregory Todd Williams")
(<http://localhost/greg> foaf:homepage <http://kasei.us/>)
USING
foaf FOR <http://xmlns.com/foaf/0.1/>
END
my @results = $query->execute( $model );
is( scalar(@results), 0, 'No data returned for bogus triple' );
}
{
print "# Query with one triple, two variables\n" if ($verbose);
my $query = new RDF::Query ( <<"END", undef, undef, 'rdql' );
SELECT
?person
WHERE
(?person foaf:name ?name)
USING
foaf FOR <http://xmlns.com/foaf/0.1/>
END
my @results = $query->execute( $model );
ok( scalar(@results), 'one triple, two variables (query call)' );
my ($person) = $query->get( $model );
ok( $person->isa('RDF::Trine::Node'), 'one triple, two variables (get call)' );
}
{
print "# Broken query triple (variable with missing '?')\n" if ($verbose);
my $query = new RDF::Query ( <<"END", undef, undef, 'rdql' );
SELECT
?person
WHERE
(person foaf:name "Gregory Todd Williams")
USING
foaf FOR <http://xmlns.com/foaf/0.1/>
END
is( $query, undef, 'Error (undef row) on no triples (query call)' );
}
{
print "# Backend tests\n" if ($verbose);
my $query = new RDF::Query ( <<"END", undef, undef, 'rdql' );
SELECT
?name ?homepage
WHERE
(kasei:greg foaf:name ?name)
(kasei:greg foaf:homepage ?homepage)
USING
kasei FOR <http://kasei.us/about/foaf.xrdf#>
foaf FOR <http://xmlns.com/foaf/0.1/>
END
my ($name,$homepage) = $query->get( $model );
ok( !$name->isa('RDF::Trine::Node::Resource'), 'isa_resource(literal)' );
ok( $homepage->isa('RDF::Trine::Node::Resource'), 'isa_resource(resource)' );
ok( !$homepage->isa('RDF::Trine::Node::Literal'), 'isa_literal(resource)' );
ok( $name->isa('RDF::Trine::Node::Literal'), 'isa_literal(literal)' );
}
{
print "# SPARQL getting foaf:aimChatID by foaf:nick\n" if ($verbose);
my $query = new RDF::Query ( <<"END", undef, undef, 'sparql' );
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
SELECT ?aim WHERE { ?p foaf:nick "kasei"; foaf:aimChatID ?aim }
END
my @results = $query->execute( $model );
ok( scalar(@results), 'got result' );
my $row = $results[0];
my ($aim) = @{ $row }{qw(aim)};
ok( $aim->isa('RDF::Trine::Node::Literal'), 'isa_literal' );
like( $aim->as_string, qr'samofool', 'got string' );
}
{
print "# SPARQL getting foaf:aimChatID by foaf:nick on non-existant person\n" if ($verbose);
my $query = new RDF::Query ( <<"END", undef, undef, 'sparql' );
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
SELECT ?aim WHERE { ?p foaf:nick "libby"; foaf:aimChatID ?aim }
END
my @results = $query->execute( $model );
is( scalar(@results), 0, '0 results' );
}
{
print "# SPARQL getting blank nodes (geo:Points) and sorting by genid\n" if ($verbose);
my $query = new RDF::Query ( <<"END", undef, undef, 'sparql' );
PREFIX geo: <http://www.w3.org/2003/01/geo/wgs84_pos#>
SELECT ?p
WHERE { ?p a geo:Point }
ORDER BY ?p
LIMIT 2
END
my $stream = $query->execute( $model );
while (my $row = $stream->next) {
my ($p) = @{ $row }{qw(p)};
ok( $p, $p->as_string );
}
}
{
print "# broken query with get call\n" if ($verbose);
my $query = new RDF::Query ( <<"END", undef, undef, 'sparql' );
PREFIX geo: <http://www.w3.org/2003/01/geo/wgs84_pos#>
break me
END
is( $query, undef, 'broken query with get call' );
}
{
print "# SPARQL query with missing (optional) WHERE\n" if ($verbose);
my $query = new RDF::Query ( <<"END", undef, 'http://www.w3.org/TR/rdf-sparql-query/', undef );
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
SELECT ?person { ?person foaf:name "Gregory Todd Williams" }
END
my @results = $query->execute( $model );
ok( scalar(@results), 'got result' );
}
{
print "# SPARQL query with SELECT *\n" if ($verbose);
my $query = new RDF::Query ( <<"END", undef, 'http://www.w3.org/TR/rdf-sparql-query/', undef );
SELECT *
WHERE { ?a ?a ?b . }
END
my @results = $query->execute( $model );
is( scalar(@results), 1, 'got one result' );
my $result = $results[0];
is( $result->{'a'}->uri_value, 'http://www.w3.org/1999/02/22-rdf-syntax-ns#type', 'rdf:type' );
is( $result->{'b'}->uri_value, 'http://www.w3.org/1999/02/22-rdf-syntax-ns#Property', 'rdfs:Property' );
}
{
print "# SPARQL query with default namespace\n" if ($verbose);
my $query = new RDF::Query ( <<"END", undef, 'http://www.w3.org/TR/rdf-sparql-query/', undef );
PREFIX : <http://xmlns.com/foaf/0.1/>
SELECT ?person
WHERE { ?person :name "Gregory Todd Williams" }
END
my @results = $query->execute( $model );
ok( scalar(@results), 'got result' );
}
{
print "# SPARQL query; blank node results\n" if ($verbose);
my $query = new RDF::Query ( <<"END", undef, 'http://www.w3.org/TR/rdf-sparql-query/', undef );
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
PREFIX wn: <http://xmlns.com/wordnet/1.6/>
SELECT ?thing
WHERE {
?image a foaf:Image ;
foaf:depicts ?thing .
?thing a wn:Flower-2 .
}
END
my $stream = $query->execute( $model );
while (my $row = $stream->next) {
my $thing = $row->{thing};
ok( $thing->isa('RDF::Trine::Node::Blank'), 'isa blank' );
my $id = $thing->blank_identifier;
ok( length($id), 'blank identifier' );
}
is( $stream->seen_count, 3, '3 result' );
}
{
print "# SPARQL query; language-typed literal\n" if ($verbose);
my $query = new RDF::Query ( <<"END", undef, 'http://www.w3.org/TR/rdf-sparql-query/', undef );
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
SELECT ?name
WHERE {
?p a foaf:Person ;
foaf:mbox_sha1sum "2057969209f1dfdad832de387cf13e6ff8c93b12" ;
foaf:name ?name .
}
END
my ($name) = $query->get( $model );
my $lang = $name->literal_value_language;
is ($lang, 'en', 'language');
}
{
print "# \n";
my $query = new RDF::Query ( <<"END", undef, undef, 'sparql' );
PREFIX : <http://xmlns.com/foaf/0.1/>
SELECT ?person ?name
WHERE { ?person :name ?name }
END
my ($id, $name) = ('lauren', 'Lauren B');
my $person = iri( "http://kasei.us/about/foaf.xrdf#${id}" );
my $stream = $query->execute( $model, bind => { person => $person } );
while (my $row = $stream->next) {
my $p = $row->{person};
is( $p->uri_value, "http://kasei.us/about/foaf.xrdf#${id}", 'expected pre-bound person URI' );
my $node = $row->{name};
my $value = $node->literal_value;
is( $value, $name, 'expected name on pre-bound node' );
}
is( $stream->seen_count, 1, '1 result' );
}
{
print "# SPARQL query; Stream accessors-1\n" if ($verbose);
my $query = new RDF::Query ( <<"END", undef, 'http://www.w3.org/TR/rdf-sparql-query/', undef );
PREFIX : <http://xmlns.com/foaf/0.1/>
SELECT ?person
WHERE { ?person :name "Gregory Todd Williams" }
END
my $stream = $query->execute( $model );
my $value = $stream->binding_value_by_name('person');
is( $value, $stream->binding_value( 0 ), 'binding_value' );
ok( $value->isa('RDF::Trine::Node'), 'binding_value_by_name' );
my @names = $stream->binding_names;
is_deeply( ['person'], \@names, 'binding_names' );
my @values = $stream->binding_values;
ok( $values[0]->isa('RDF::Trine::Node'), 'binding_value_by_name' );
}
{
print "# SPARQL query; BASE declaration\n" if ($verbose);
my $query = new RDF::Query ( <<"END" );
BASE <http://xmlns.com/>
SELECT ?person
WHERE { ?person <foaf/0.1/name> "Gregory Todd Williams" }
END
my $stream = $query->execute( $model );
my $row = $stream->next;
isa_ok( $row, 'HASH' );
ok( exists( $row->{ person } ) );
is( $row->{person}->uri_value, 'http://kasei.us/about/foaf.xrdf#greg' );
}
}
done_testing();
|
